chrome/browser/extensions/image_loader_factory.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_FACTORY_H_
   6 #define CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_FACTORY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
  10
  11 class Profile;
  12
  13 namespace extensions {
  14
  15 class ImageLoader;
  16
  17 // Singleton that owns all ImageLoaders and associates them with
  18 // Profiles. Listens for the Profile's destruction notification and cleans up
  19 // the associated ImageLoader.
  20 class ImageLoaderFactory : public BrowserContextKeyedServiceFactory {
  21  public:
  22   static ImageLoader* GetForProfile(Profile* profile);
  23
  24   static ImageLoaderFactory* GetInstance();
  25
  26  private:
  27   friend struct DefaultSingletonTraits<ImageLoaderFactory>;
  28
  29   ImageLoaderFactory();
  30   virtual ~ImageLoaderFactory();
  31
  32   // BrowserContextKeyedServiceFactory:
  33   virtual BrowserContextKeyedService* BuildServiceInstanceFor(
  34       content::BrowserContext* profile) const OVERRIDE;
  35   virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
  36   virtual content::BrowserContext* GetBrowserContextToUse(
  37       content::BrowserContext* context) const OVERRIDE;
  38 };
  39
  40 }  // namespace extensions
  41
  42 #endif  // CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_FACTORY_H_